National Stock Number
6685-01-413-7604
National Stock Number (NSN) 6685-01-413-7604, or NIIN 014137604, (pyrometer,optical) was assigned May 22, 1995 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.
There are 3 manufacturer part numbers associated with this NSN. None of the associated part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 2 suppliers. Today, 2 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, 2 suppliers are deemed design controlled or valid supply parts.
This part number has not been procured by the US Government in over 5 years.
Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Jan 07, 1998, this NSN's acquisition method was noted as: Not established. Not established.
This NSN is assigned to Item Name Code (INC) 18521. [A PYROMETER WHICH MEASURES THE QUALITY AND INTENSITY OF LIGHT EMITTED FROM A HOT BODY, OR GLOWING MATERIAL BY COMPARISON WITH A STANDARD SOURCE OF LIGHT AND INDICATED BY THE POSITION OF A POINTER RELATIVE TO A GRADUATED TEMPERATURE SCALE.]. This item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application. There is no information in the HMIRS; however, the NSN is in an FSC in Table II of Federal Standard 313 and an MSDS may be required by the user. The requirement for an MSDS is dependent on a hazard determination of the supplier or the intended end use of the product. NSN 6685014137604 does not contain precious metals.
This NSN is associated to Schedule B 9025194000: pyrometers not combined with other instruments. The Schedule B End Use is listed as measuring, testing, control instruments. NAICS classification category 334513: instruments and related products manufacturing for measuring, displaying, and controlling industrial process variables.
This information was last updated on Aug 01, 2025.